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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 3 |
| 3 | 5 |
| 4 | 8 |
| 5 | 14 |
| 6 | 15 |
| 7 | 534 |
| 8 | 7451 |
| 9 | 12737 |
| 10 | 22466 |
| 11 | 68346 |
| 12 | 148017 |
| 13 | 217441 |
| 14 | 320408 |
| 15 | 533679 |
| 16 | 4156269 |
| 17 | 4886972 |
| 18 | 10253793 |
| 19 | 13761184 |
| 20 | 14358891 |
| 21 | 35950987 |
| 22 | 68665026 |
| 23 | 455880544 |
| 24 | 10065016098 |
[1,3,5,8,14,15,534,7451,12737,22466,68346,148017, 217441,320408,533679,4156269,4886972,10253793, 13761184,14358891,35950987,68665026,455880544, 10065016098] |